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USN-5795-2: Net-SNMP vulnerabilities

16 January 2023

Several security issues were fixed in Net-SNMP.

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Releases

Packages

  • net-snmp - SNMP (Simple Network Management Protocol) server and applications

Details

USN-5795-1 and 5543-1 fixed several vulnerabilities in Net-SNMP. This update provides
the corresponding update for Ubuntu 14.04 ESM and Ubuntu 16.04 ESM.

Original advisory details:

It was discovered that Net-SNMP incorrectly handled certain requests. A
remote attacker could possibly use these issues to cause Net-SNMP to crash,
resulting in a denial of service.

Yu Zhang and Nanyu Zhong discovered that Net-SNMP incorrectly handled
memory operations when processing certain requests. A remote attacker could
use this issue to cause Net-SNMP to crash, resulting in a denial of
service, or possibly execute arbitrary code.

Reduce your security exposure

Ubuntu Pro provides ten-year security coverage to 25,000+ packages in Main and Universe repositories, and it is free for up to five machines.

Learn more about Ubuntu Pro

Update instructions

The problem can be corrected by updating your system to the following package versions:

Ubuntu 16.04
Ubuntu 14.04

In general, a standard system update will make all the necessary changes.

Related notices

  • USN-5543-1: libsnmp30, libsnmp40, snmpd, snmptrapd, python-netsnmp, tkmib, libsnmp35, net-snmp, libnetsnmptrapd40, snmp, libsnmp-dev, libsnmp-perl, libsnmp-base
  • USN-5795-1: libsnmp30, libsnmp40, snmpd, snmptrapd, python-netsnmp, tkmib, libsnmp35, net-snmp, libnetsnmptrapd40, snmp, libsnmp-dev, libsnmp-perl, libsnmp-base